lingo3d/lib/events/onSelectionTarget.js

Lingo3D is a React/Vue 3d game development framework that ships with a complete visual editor

import { event } from "@lincode/events";
import { createEffect } from "@lincode/reactivity";
import { getSelectionTarget } from "../states/useSelectionTarget";
import { selectionTargetPtr } from "../pointers/selectionTargetPtr";
import { selectionRedirectMap } from "../collections/selectionRedirectMap";
import throttleFrameTrailing from "../throttle/utils/throttleFrameTrailing";
import { addDeselectSystem, deleteDeselectSystem } from "../systems/eventSystems/deselectSystem";
const [_emitSelectionTarget, onSelectionTarget] = event();
export { onSelectionTarget };
export const emitSelectionTarget = throttleFrameTrailing((target, noDeselect) => _emitSelectionTarget({
    target: (target && selectionRedirectMap.get(target)) ?? target,
    noDeselect
}));
createEffect(() => {
    const [target] = selectionTargetPtr;
    if (!target)
        return;
    addDeselectSystem(target);
    return () => {
        deleteDeselectSystem(target);
    };
}, [getSelectionTarget]);
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